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Louisiana.gov > DPS > Louisiana State Police > Troop Information > Troop L

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Troop L

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Troop Information
ADDRESS: 2600 No. Causeway Mandeville, LA 70471 PHONE: (985) 893-6250 FAX: (985) 893-6252 TOLL FREE: (888) 339-8659 E-MAIL: Captain John Riles Troop L Commander Trooper Dustin Dwight Public Information Officer (PIO)

General Information

Troop L is conveniently located in St. Tammany Parish at the intersection of US Hwy 190 and and North Causeway Blvd. Troop L encompasses four (4) individual Louisiana parishes. The following is a list of those parishes including their corresponding square miles and highway miles. (Note: Highway miles figures include all local roads, city streets interstates, and other state maintained roadways within that specific parish)

PARISH	SQUARE MILES	HIGHWAY MILES
St. Helena	409	505.83
Tangipahoa	783	1,431.54
Washington	676	1,288.78
St. Tammany	873	2,028.88
TOTAL	2,741	5,255.09

If while traveling through any of the above parishes, you wish to report a crash or need emergency assistance, you may contact the local law enforcement by dialing "9-1-1" or if you have a cellular phone, you may contact Troop L by dialing *LSP (*577).

Troop L is very proud to protect and serve the citizens of Louisiana, and we enthusiastically welcome visitors to our great state. If we can assist you in any way, or if you have questions concerning Troop L, please contact our Public Information Officer at (985) 893-6250.

Child Safety Seat Inspections

Child Safety Seat Inspections are conducted every Tuesday from 3:00 P.M. until 6:00 P.M., excluding major holidays. No appointment is necessary during these hours. Walk-ins are accepted every day, but may be subject to extended waiting periods or rescheduling. Please call to schedule an appointment for any day other than Tuesdays.

For appointments call:

Trooper Patrick Dunn
(985) 893-6250

Trooper Dustin Dwight
(985) 893-6250

Motor vehicle crashes are the leading killer of children in the United States. Many injuries and deaths can be prevented by properly using car seats. With four out of five seats misused, certified technicians provide a valuable service to parents and caregivers concerned with safe transport for their most precious cargo.

Louisiana Highway Safety Commission - Child Passenger Safety

Car Seat Recommendations for Children